$ git clone -n https://gitee.com/wency_cn/python-blivet_1770754919.git /var/lib/mock/dist-an23-build-513269-75099/root/chroot_tmpdir/scmroot/python-blivet_1770754919
Cloning into '/var/lib/mock/dist-an23-build-513269-75099/root/chroot_tmpdir/scmroot/python-blivet_1770754919'...
$ git fetch origin 02dee25adacc463535cc80f7e00427dd6c15ce9a:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/python-blivet_1770754919
 * [new ref]         02dee25adacc463535cc80f7e00427dd6c15ce9a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02dee25 Update code from upstream